MTX (short for Metalex) is an automobile company in the Czech Republic, that has been previously in Czechoslovakia engaged in the manufacture of racing and formula cars since 1969.

Currently, MTX is engaged in the development of special vehicle modifications, service activities and veteran renovations.

The company now has branches in Prague (headquarters), Plzeň (manufacture) and Mělník (autoservis).

In 1989 and 1990, the Škoda Rapid convertible was made in a few copies in cooperation with the German firm Heinzinger.

Super-sport model named MTX Tatra V8 was made in 1991.